| 摘要 |
PROBLEM TO BE SOLVED: To provide a door roller rail with a plurality of equally spaced, parallel door roller grooves formed therein so that one kind of rail can deal with the varying thicknesses of all kinds of sliding doors. SOLUTION: The door roller rail is characterized in that a plurality of equally spaced, parallel door roller grooves are formed in the top face of the rail body throughout its longitudinal length. COPYRIGHT: (C)2004,JPO
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